Primary and secondary school science
By: prepared by J. David Lockard...[et al.] for the International Bureau of Education.
Contributors: Unesco.; International Bureau of Education.
Publisher: Unesco
Published: 1984
Place of publication: Paris
Language: eng
Other titles: Educational documentation and information.
Notes: Educational documentation and information, Bulletin of the International Bureau of Education, year 58, no. 231, 2nd. quarter 1984.